Patents Assigned to Endovasc Ltd., Inc.
  • Prosthesis with biodegradable surface coating and method for making same
    Patent number: 6395023
    Abstract: A prosthesis for replacing or strengthening a particular part of the body is coated with a biodegradable, resorbable and biocompatible surface coating. Biologically active microspheres which controllably release the biologically active agents are embedded in the surface coating. The biologically active microspheres include encapsulated PGE1 in a polyethylene glycol mix, which over a period of time dissolves and releases the PGE1 into the body part.
    Type: Grant
    Filed: May 11, 1999
    Date of Patent: May 28, 2002
    Assignee: Endovasc Ltd., Inc.
    Inventor: David P. Summers
  • Composition and method for making a biodegradable drug delivery stent
    Patent number: 5980551
    Abstract: A stent or vascular graft for supporting a blood vessel or organ lumen is coated with a biodegradable, resorbable and hemocompatible surface substrate. Biologically active microspheres which controllably release the biologically active agent into the vessel wall or organ to inhibit restenosis of the stent is embedded in the stent substrate. The biologically active microspheres include encapsulated PGE1 in a water soluble polyethylene glycol mix, which over a period of time dissolves and releases the PGE1 into the vessel wall or organ.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: November 9, 1999
    Assignee: Endovasc Ltd., Inc.
    Inventors: David P. Summers, Jackie R. See